Home / 347,796.04-521,743.59-107,930.67

Finding the Fourth Proportional to 347,796.04, 521,743.59 and 107,930.67

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Solution

The fourth proportional to 347,796.04, 521,743.59 and 107,930.67 is: 161,911.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,796.04 : 521,743.59 = 107,930.67 : x
  2. Step 2: Convert to fraction form
    347,796.04/521,743.59 = 107,930.67/x
  3. Step 3: Cross multiply
    347,796.04x = 521,743.59 × 107,930.67
  4. Step 4: Simplify right side
    347,796.04x = 56,312,135,236.91
  5. Step 5: Solve for x
    x = 56,312,135,236.91/347,796.04
  6. Step 6: Final answer
    x = 161,911.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.